printTrace method changed. Clean-up

dream/simulation/Assembly.py

@@ -123,26 +123,22 @@ class Assembly(CoreObject):
         # check if there is WIP and signal receiver
         self.initialSignalReceiver()
         while 1:
-#             self.printTrace(self.id, 'will wait for frame event')
-            self.printTrace1(self.id, waitEvent='')
+            self.printTrace(self.id, waitEvent='')
             # wait until the Queue can accept an entity and one predecessor requests it
             yield waitevent, self, self.isRequested     #[self.isRequested,self.canDispose, self.loadOperatorAvailable]
             
             if self.isRequested.signalparam:
-#                 self.printTrace(self.id, 'received a isRequested event from '+self.isRequested.signalparam.id)
-                self.printTrace1(self.id, isRequested=self.isRequested.signalparam.id)
+                self.printTrace(self.id, isRequested=self.isRequested.signalparam.id)
                 # reset the isRequested signal parameter
                 self.isRequested.signalparam=None
                 
                 self.getEntity("Frame")                                 #get the Frame
                                                                     
                 for i in range(self.getActiveObjectQueue()[0].capacity):         #this loop will be carried until the Frame is full with the parts
-                    self.printTrace1(self.id, waitEvent='(to load parts)')
-#                     self.printTrace(self.id, 'will wait for part event')
+                    self.printTrace(self.id, waitEvent='(to load parts)')
                     yield waitevent, self, self.isRequested
                     if self.isRequested.signalparam:
-#                         self.printTrace(self.id, 'received a isRequested event from '+self.isRequested.signalparam.id)
-                        self.printTrace1(self.id, isRequested=self.isRequested.signalparam.id)
+                        self.printTrace(self.id, isRequested=self.isRequested.signalparam.id)
                         # reset the isRequested signal parameter
                         self.isRequested.signalparam=None
                         # TODO: fix the getEntity 'Part' case
@@ -166,8 +162,7 @@ class Assembly(CoreObject):
                 self.completedJobs+=1                       #Assembly completed a job
                 self.waitToDispose=True                     #since all the frame is full
             
-#             self.printTrace(self.id, 'will try to signal a receiver from generator')
-            self.printTrace1(self.id, attemptSignalReceiver='(generator')
+            self.printTrace(self.id, attemptSignalReceiver='(generator')
             # signal the receiver that the activeObject has something to dispose of
             if not self.signalReceiver():
             # if there was no available receiver, get into blocking control
@@ -250,8 +245,7 @@ class Assembly(CoreObject):
         activeEntity=CoreObject.removeEntity(self, entity)               #run the default method
         self.waitToDispose=False
         if self.canAccept():
-#             self.printTrace(self.id, 'will try signalling a giver from removeEntity')
-            self.printTrace1(self.id, attemptSignalGiver='(removeEntity)')
+            self.printTrace(self.id, attemptSignalGiver='(removeEntity)')
             self.signalGiver()
         return activeEntity
     
@@ -276,8 +270,7 @@ class Assembly(CoreObject):
         assert activeEntity.type==type, 'the type of the entity to get must be of type '+type+' while it is '+activeEntity.type
         #remove the entity from the previews object
         giverObject.removeEntity(activeEntity)     
-#         self.printTrace(activeEntity.name, "got into "+self.id)
-        self.printTrace1(activeEntity.name, enter=self.id)
+        self.printTrace(activeEntity.name, enter=self.id)
         self.outputTrace(activeEntity.name, "got into "+ self.objName)
         # if the type is Frame 
         if(activeEntity.type=="Frame"):
@@ -287,8 +280,7 @@ class Assembly(CoreObject):
         
         # if the frame is not fully loaded then signal a giver
         if len(activeObjectQueue[0].getFrameQueue())<activeObjectQueue[0].capacity:
-#             self.printTrace(self.id, 'will try signalling a giver from getEntity')
-            self.printTrace1(self.id, attemptSignalGiver='(getEntity)')
+            self.printTrace(self.id, attemptSignalGiver='(getEntity)')
             self.signalGiver()
         return activeEntity
     

dream/simulation/Conveyer.py

@@ -100,13 +100,11 @@ class Conveyer(CoreObject):
 #                 print self.id, 'time to move', self.conveyerMover.timeToWait
                 self.conveyerMover.canMove.signal(now())
             
-#             self.printTrace(self.id, 'will wait for event')
-            self.printTrace1(self.id, waitEvent='')
+            self.printTrace(self.id, waitEvent='')
             yield waitevent, self, [self.isRequested,self.canDispose, self.moveEnd] # , self.loadOperatorAvailable]
             # if the event that activated the thread is isRequested then getEntity
             if self.isRequested.signalparam:
-#                 self.printTrace(self.id, 'received an is requested event')
-                self.printTrace1(self.id, isRequested='')
+                self.printTrace(self.id, isRequested='')
                 # reset the isRequested signal parameter
                 self.isRequested.signalparam=None
                 # get the entity
@@ -119,32 +117,26 @@ class Conveyer(CoreObject):
 #                 self.loadOperatorAvailable.signalparam=None
             # if the queue received an canDispose with signalparam time, this means that the signals was sent from a MouldAssemblyBuffer
             if self.canDispose.signalparam:
-#                 self.printTrace(self.id, 'received a canDispose event')
-                self.printTrace1(self.id, canDispose='')
+                self.printTrace(self.id, canDispose='')
                 self.canDispose.signalparam=None
             # if the object received a moveEnd signal from the ConveyerMover
             if self.moveEnd.signalparam:
-#                 self.printTrace(self.id, 'received a moveEnd event')
-                self.printTrace1(self.id, moveEnd='')
+                self.printTrace(self.id, moveEnd='')
                 self.moveEnd.signalparam=None
                 # check if there is a possibility to accept and signal a giver
                 if self.canAccept():
-#                     self.printTrace(self.id, 'will try to signal Giver from removeEntity')
-                    self.printTrace1(self.id, attemptSignalGiver='(removeEntity)')
+                    self.printTrace(self.id, attemptSignalGiver='(removeEntity)')
                     self.signalGiver()
             
             # if the event that activated the thread is canDispose then signalReceiver
             if self.haveToDispose():
-#                 self.printTrace(self.id, 'will try to signal a receiver from generator')
-                self.printTrace1(self.id, attemptSignalReceiver='(generator)')
+                self.printTrace(self.id, attemptSignalReceiver='(generator)')
                 if self.receiver:
                     if not self.receiver.entryIsAssignedTo():
-#                         self.printTrace(self.id, 'will try to signal receiver from generator1')
-                        self.printTrace1(self.id, attemptSignalReceiver='(generator1)')
+                        self.printTrace(self.id, attemptSignalReceiver='(generator1)')
                         self.signalReceiver()
                     continue
-#                 self.printTrace(self.id, 'will try to signal receiver from generator2')
-                self.printTrace1(self.id, attemptSignalReceiver='(generator2)')
+                self.printTrace(self.id, attemptSignalReceiver='(generator2)')
                 self.signalReceiver()
     
     #===========================================================================
@@ -203,8 +195,7 @@ class Conveyer(CoreObject):
             if(self.length-self.position[0]<0.000001) and (not self.entityLastReachedEnd==self.getActiveObjectQueue()[0]):
                 self.waitToDispose=True
                 self.entityLastReachedEnd=self.getActiveObjectQueue()[0]
-#                 self.printTrace(self.getActiveObjectQueue()[0].name, 'has reached the end'+'  !!  .  !!  .'*7)
-                self.printTrace1(self.getActiveObjectQueue()[0].name, conveyerEnd='')
+                self.printTrace(self.getActiveObjectQueue()[0].name, conveyerEnd='')
                 return True
         return False
 
@@ -343,8 +334,7 @@ class Conveyer(CoreObject):
         if self.isFull():
             self.timeBlockageStarted=now()
             self.wasFull=True
-#             self.printTrace(self.id, 'is now Full '+str(len(self.getActiveObjectQueue()))+' (*) '*20)
-            self.printTrace1(self.id, conveyerFull=str(len(self.getActiveObjectQueue())))
+            self.printTrace(self.id, conveyerFull=str(len(self.getActiveObjectQueue())))
         return activeEntity
     
     #===========================================================================
@@ -367,8 +357,7 @@ class Conveyer(CoreObject):
             self.conveyerMover.canMove.signal(now())
         # if there is anything to dispose of then signal a receiver
         if self.haveToDispose():
-#             self.printTrace(self.id, 'will try to signal a receiver from removeEntity')
-            self.printTrace1(self.id, attemptSingalReceiver='(removeEntity)')
+            self.printTrace(self.id, attemptSingalReceiver='(removeEntity)')
             self.signalReceiver()
         return activeEntity
     
@@ -521,18 +510,13 @@ class ConveyerMover(Process):
     #===========================================================================
     def run(self):
         while 1:
-#             self.conveyer.printTrace(self.conveyer.id, 'mover will wait for canMove event')
-            self.conveyer.printTrace1(self.conveyer.id, waitEvent='(canMove)')
+            self.conveyer.printTrace(self.conveyer.id, waitEvent='(canMove)')
             yield waitevent,self,self.canMove      #wait until the conveyer triggers the mover
-#             self.conveyer.printTrace(self.conveyer.id, 'mover received canMove event')
-            self.conveyer.printTrace1(self.conveyer.id, received='(canMove)')
+            self.conveyer.printTrace(self.conveyer.id, received='(canMove)')
             
             yield hold,self,self.timeToWait                 #wait for the time that the conveyer calculated
-#             print '. .'*40
-#             print 'conveyer moving entities'
             #     continue if interrupted
             self.conveyer.moveEntities()                    #move the entities of the conveyer
-#             self.conveyer.call=False                        #reset call so it will be triggered only when it is needed again
             self.conveyer.moveEnd.signal(now())
             
 

dream/simulation/CoreObject.py

@@ -253,8 +253,7 @@ class CoreObject(Process):
         # update the next list of the object
         activeObject.updateNext(activeEntity)
         self.outputTrace(activeEntity.name, "got into "+self.objName)
-#         self.printTrace(activeEntity.name, "got into "+self.id)
-        self.printTrace1(activeEntity.name, enter=self.id)
+        self.printTrace(activeEntity.name, enter=self.id)
         return activeEntity
     
     #===========================================================================
@@ -268,7 +267,6 @@ class CoreObject(Process):
     # and if preemption is required
     #===========================================================================
     def preemptReceiver(self):
-#         self.printTrace(self.id, 'trying to preempt a receiver')
         activeObject=self.getActiveObject()
         activeObjectQueue=self.getActiveObjectQueue()
     
@@ -305,8 +303,7 @@ class CoreObject(Process):
                 #if the receiver does not hold an Entity that is also critical
                 if not receiver.getActiveObjectQueue()[0].isCritical:
                     receiver.shouldPreempt=True
-#                     activeObject.printTrace(self.id, 'preempting receiver '+receiver.id+'.. '*6)
-                    self.printTrace1(self.id, preempt=receiver.id)
+                    self.printTrace(self.id, preempt=receiver.id)
                     receiver.preempt()
                     receiver.timeLastEntityEnded=now()     #required to count blockage correctly in the preemptied station
                     # sort so that the critical entity is placed in front
@@ -319,23 +316,33 @@ class CoreObject(Process):
         if self.gatherWipStat:
             self.wipStatList.append([now(), len(activeObjectQueue)])
     
+    
     #===========================================================================
     # find possible receivers
     #===========================================================================
-    def findReceivers(self):
-        activeObject=self.getActiveObject()
+    @staticmethod
+    def findReceiversFor(activeObject):
         receivers=[]
-        for object in [x for x in self.next if x.canAccept(activeObject)]:
+        for object in [x for x in activeObject.next if x.canAccept(activeObject)]:
             receivers.append(object)
         return receivers
     
+#     #===========================================================================
+#     # find possible receivers
+#     #===========================================================================
+#     def findReceivers(self):
+#         activeObject=self.getActiveObject()
+#         receivers=[]
+#         for object in [x for x in self.next if x.canAccept(activeObject)]:
+#             receivers.append(object)
+#         return receivers
+    
     # =======================================================================
     # signal the successor that the object can dispose an entity 
     # =======================================================================
     def signalReceiver(self):
-#         self.printTrace(self.id, 'trying to signal receiver')
         activeObject=self.getActiveObject()
-        possibleReceivers=activeObject.findReceivers()
+        possibleReceivers=self.findReceiversFor(activeObject)
         if possibleReceivers:
             receiver=activeObject.selectReceiver(possibleReceivers)
             receiversGiver=activeObject
@@ -358,8 +365,7 @@ class CoreObject(Process):
 
             activeObject.receiver=receiver
             activeObject.receiver.giver=activeObject
-#             self.printTrace(self.id, ' '*50+'signalling receiver '+self.receiver.id)
-            self.printTrace1(self.id, signalReceiver=self.receiver.id)
+            self.printTrace(self.id, signalReceiver=self.receiver.id)
             # assign the entry of the receiver
             activeObject.receiver.assignEntryTo()
             activeObject.receiver.isRequested.signal(activeObject)
@@ -371,8 +377,8 @@ class CoreObject(Process):
     # =======================================================================
     # select a receiver Object
     # =======================================================================
-    def selectReceiver(self,possibleReceivers=[]):
-        activeObject=self.getActiveObject()
+    @staticmethod
+    def selectReceiver(possibleReceivers=[]):
         candidates=possibleReceivers
         # dummy variables that help prioritize the objects requesting to give objects to the Machine (activeObject)
         maxTimeWaiting=0                                            # dummy variable counting the time a successor is waiting
@@ -387,7 +393,8 @@ class CoreObject(Process):
     #===========================================================================
     #  signalRouter method
     #===========================================================================
-    def signalRouter(self, receiver=None):
+    @staticmethod
+    def signalRouter(receiver=None):
         # if an operator is not assigned to the receiver then do not signal the receiver but the Router
         try:
             if not receiver.assignedOperator or\
@@ -395,8 +402,7 @@ class CoreObject(Process):
                 if receiver.isLoadRequested():
                     from Globals import G
                     if not G.Router.invoked:
-#                         self.printTrace(self.id, ' '*50+'signalling router')
-                        self.printTrace1(self.id, signal='router')
+#                         self.printTrace(self.id, signal='router')
                         G.Router.invoked=True
                         G.Router.isCalled.signal(now())
                     return True
@@ -414,21 +420,32 @@ class CoreObject(Process):
     #===========================================================================
     # find possible givers
     #===========================================================================
-    def findGivers(self):
-        activeObject=self.getActiveObject()
+    @staticmethod
+    def findGiversFor(activeObject):
         givers=[]
         for object in [x for x in activeObject.previous if(not x is activeObject)]:
             if object.haveToDispose(activeObject): 
                 givers.append(object)
         return givers
     
+    
+#     #===========================================================================
+#     # find possible givers
+#     #===========================================================================
+#     def findGivers(self):
+#         activeObject=self.getActiveObject()
+#         givers=[]
+#         for object in [x for x in activeObject.previous if(not x is activeObject)]:
+#             if object.haveToDispose(activeObject): 
+#                 givers.append(object)
+#         return givers
+    
     # =======================================================================
     # signal the giver that the entity is removed from its internalQueue
     # =======================================================================
     def signalGiver(self):
-#         self.printTrace(self.id, 'trying to signal giver')
         activeObject=self.getActiveObject()
-        possibleGivers=activeObject.findGivers()
+        possibleGivers=self.findGiversFor(activeObject)
         if possibleGivers:
             giver=activeObject.selectGiver(possibleGivers)
             giversReceiver=activeObject
@@ -441,8 +458,7 @@ class CoreObject(Process):
                 giversReceiver=activeObject
             activeObject.giver=giver
             activeObject.giver.receiver=activeObject
-#             self.printTrace(self.id, ' '*50+'signalling giver '+self.giver.id)
-            self.printTrace1(self.id, signalGiver=self.giver.id)
+            self.printTrace(self.id, signalGiver=self.giver.id)
             activeObject.giver.canDispose.signal(activeObject)
             return True
         return False
@@ -450,8 +466,8 @@ class CoreObject(Process):
     # =======================================================================
     # select a giver Object
     # =======================================================================
-    def selectGiver(self,possibleGivers=[]):
-        activeObject=self.getActiveObject()
+    @staticmethod
+    def selectGiver(possibleGivers=[]):
         candidates=possibleGivers
         # dummy variables that help prioritize the objects requesting to give objects to the Machine (activeObject)
         maxTimeWaiting=0                                            # dummy variable counting the time a predecessor is blocked
@@ -498,27 +514,21 @@ class CoreObject(Process):
                 G.sheetIndex+=1
                 G.traceSheet=G.traceFile.add_sheet('sheet '+str(G.sheetIndex), cell_overwrite_ok=True)
     
-    #===========================================================================
-    # prints message to the console
-    #===========================================================================
-    #print message in the console. Format is (Simulation Time | Entity or Frame Name | message)
-    def printTrace(self, entityName, message):
-        from Globals import G
-        if(G.console=="Yes"):         #output only if the user has selected to
-            print now(), entityName, message
     
-    def printTrace1(self,entity='', **kw):
+    @staticmethod
+    def printTrace(entity='', **kw):
         assert len(kw)==1, 'only one phrase per printTrace supported for the moment'
         from Globals import G
+        import Globals
         time=now()
         charLimit=60
         remainingChar=charLimit-len(entity)-len(str(time))
         if(G.console=='Yes'):
             print time,entity,
             for key in kw:
-                if key not in self.getSupportedPrintKwrds():
-                    raise ValueError("Unsupported phrase %s for %s" % (key, self.id))
-                element=self.getPhrase()[key]
+                if key not in Globals.getSupportedPrintKwrds():
+                    raise ValueError("Unsupported phrase %s for %s" % (key, entity.name))
+                element=Globals.getPhrase()[key]
                 phrase=element['phrase']
                 prefix=element.get('prefix',None)
                 suffix=element.get('suffix',None)
@@ -533,40 +543,6 @@ class CoreObject(Process):
                     print phrase,arg,suffix
                 else:
                     print phrase,arg
-    @staticmethod
-    def getSupportedPrintKwrds():
-        return ("signal", "signalReceiver", "signalGiver","attemptSignal", 
-                "attemptSignalGiver", "attemptSignalReceiver",
-                "preempt", "preempted","startWork", "finishWork", "processEnd", "interrupted",
-                "enter", "waitEvent", "received", 
-                "isRequested","canDispose","interruptionEnd", "loadOperatorAvailable", 'resourceAvailable',
-                'conveyerEnd', 'conveyerFull','moveEnd')
-    @staticmethod
-    def getPhrase():
-        printKwrds={'signal':{'phrase':'signalling'},
-                    'signalGiver':{'phrase':'signalling giver', 'prefix':'_'},
-                    'signalReceiver':{'phrase':'signalling receiver','prefix':'_'}, 
-                    'attemptSignal':{'phrase':'will try to signal'},
-                    'attemptSignalGiver':{'phrase':'will try to signal a giver'}, 
-                    'attemptSignalReceiver':{'phrase':'will try to signal a receiver'}, 
-                    'preempt': {'phrase':'preempts','suffix':' .'}, 
-                    'preempted': {'phrase':'is being preempted','suffix':'. '},
-                    'startWork':{'phrase':'started working in'},
-                    'finishWork':{'phrase':'finished working in'},
-                    'processEnd':{'phrase':'ended processing in'},
-                    'interrupted':{'phrase':'interrupted at','suffix':' .'},
-                    'enter':{'phrase':'got into','suffix':'='}, 
-                    'waitEvent':{'phrase':'will wait for event'},
-                    'received':{'phrase':'received event'},
-                    'isRequested':{'phrase':'received an isRequested event from'},
-                    'canDispose':{'phrase':'received an canDispose event'},
-                    'interruptionEnd':{'phrase':'received an interruptionEnd event at'},
-                    "loadOperatorAvailable":{'phrase':'received a loadOperatorAvailable event at'},
-                    "resourceAvailable":{'phrase':'received a resourceAvailable event'},
-                    'moveEnd':{'phrase':'received a moveEnd event'},
-                    "conveyerEnd":{'phrase':'has reached conveyer End', 'suffix':'.!'},
-                    'conveyerFull':{'phrase':'is now Full, No of units:', 'suffix':'(*)'}}
-        return printKwrds
             
     # =======================================================================
     # outputs data to "output.xls" 
@@ -587,15 +563,6 @@ class CoreObject(Process):
         activeObjectQueue=self.getActiveObjectQueue()    
         return len(activeObjectQueue)>0
     
-    #========================================================================
-    # checks if the object can dispose an entity 
-    #     and returns the entity that it will dispose
-    # To be used as self.canAcceptEntity(giver.haveToDisposeEntity(self))
-    #========================================================================
-    def haveToDisposeEntity(self, callerObject=None):
-        activeObjectQueue=self.getActiveObjectQueue()
-        if self.haveToDispose(callerObject):
-            return activeObjectQueue[0]
     # =======================================================================
     #    checks if the Object can accept an entity and there is an entity 
     #                in some possible giver waiting for it
@@ -609,12 +576,6 @@ class CoreObject(Process):
     def canAccept(self, callerObject=None): 
         pass
     
-    # =======================================================================
-    # checks if the object can accept an specific Entity       
-    # ======================================================================= 
-    def canAcceptEntity(self, callerEntity=None):
-        return True
-    
     # =======================================================================
     # sorts the Entities in the activeQ of the objects 
     # =======================================================================
@@ -673,14 +634,12 @@ class CoreObject(Process):
     # assign Exit of the object
     # =======================================================================
     def assignExitTo(self, callerObject=None):
-#         self.printTrace(self.id, 'assignExit')
         self.exitAssignedToReceiver=callerObject
         
     # =======================================================================
     # unblock the object
     # =======================================================================
     def unAssignExit(self):
-#         self.printTrace(self.id, 'unassignExit')
         self.exitAssignedToReceiver = None
         
     # =======================================================================

dream/simulation/Dismantle.py

@@ -117,14 +117,12 @@ class Dismantle(CoreObject):
         # check if there is WIP and signal receiver
         self.initialSignalReceiver()
         while 1:
-#             self.printTrace(self.id, 'will wait for frame event')
-            self.printTrace1(self.id, waitEvent='(frame)')
+            self.printTrace(self.id, waitEvent='(frame)')
             # wait until the Queue can accept an entity and one predecessor requests it
             yield waitevent, self, self.isRequested     #[self.isRequested,self.canDispose, self.loadOperatorAvailable]
             
             if self.isRequested.signalparam:
-#                 self.printTrace(self.id, 'received a isRequested event from '+self.isRequested.signalparam.id)
-                self.printTrace1(self.id, isRequested=self.isRequested.signalparam.id)
+                self.printTrace(self.id, isRequested=self.isRequested.signalparam.id)
                 # reset the isRequested signal parameter
                 self.isRequested.signalparam=None
             
@@ -277,8 +275,7 @@ class Dismantle(CoreObject):
                activeObject.waitToDisposePart=False
         # if the internal queue is empty then try to signal the giver that the object can now receive
         if activeObject.canAccept():
-#             activeObject.printTrace(self.id, 'will try signalling a giver from removeEntity')
-            activeObject.printTrace1(self.id, attemptSingalGiver='(removeEntity)')
+            activeObject.printTrace(self.id, attemptSingalGiver='(removeEntity)')
             activeObject.signalGiver()
         return activeEntity
     

dream/simulation/Globals.py

@@ -278,4 +278,79 @@ def getConfidenceIntervals(value_list):
     return {'lb': lb,
             'ub': ub,
             'avg': numpy.mean(value_list) }
+    
+# #===========================================================================
+# # printTrace
+# #===========================================================================
+# def printTrace(entity='',station='', **kw):
+#     assert len(kw)==1, 'only one phrase per printTrace supported for the moment'
+#     from Globals import G
+#     time=now()
+#     charLimit=60
+#     remainingChar=charLimit-len(entity)-len(str(time))
+#     if(G.console=='Yes'):
+#         print time,entity,
+#         for key in kw:
+#             if key not in getSupportedPrintKwrds():
+#                 raise ValueError("Unsupported phrase %s for %s" % (key, station.id))
+#             element=getPhrase()[key]
+#             phrase=element['phrase']
+#             prefix=element.get('prefix',None)
+#             suffix=element.get('suffix',None)
+#             arg=kw[key]
+#             if prefix:
+#                 print prefix*remainingChar,phrase,arg
+#             elif suffix:
+#                 remainingChar-=len(phrase)+len(arg)
+#                 suffix*=remainingChar
+#                 if key=='enter':
+#                     suffix=suffix+'>'
+#                 print phrase,arg,suffix
+#             else:
+#                 print phrase,arg
+    
+#===========================================================================
+# get the supported print Keywords
+#===========================================================================
+def getSupportedPrintKwrds():
+    return ("create",
+            "signal", "signalReceiver", "signalGiver",
+            "attemptSignal","attemptSignalGiver", "attemptSignalReceiver",
+            "preempt", "preempted",
+            "startWork", "finishWork", 
+            "processEnd", "interrupted",
+            "enter", 
+            "waitEvent", "received", "isRequested","canDispose",
+            "interruptionEnd", "loadOperatorAvailable", 'resourceAvailable',
+            'conveyerEnd', 'conveyerFull','moveEnd')
+        
+#===========================================================================
+# get the phrase to print from the keyword
+#===========================================================================
+def getPhrase():
+    printKwrds={'create':{'phrase':'created an entity'},
+                'signal':{'phrase':'signalling'},
+                'signalGiver':{'phrase':'signalling giver', 'prefix':'_'},
+                'signalReceiver':{'phrase':'signalling receiver','prefix':'_'}, 
+                'attemptSignal':{'phrase':'will try to signal'},
+                'attemptSignalGiver':{'phrase':'will try to signal a giver'}, 
+                'attemptSignalReceiver':{'phrase':'will try to signal a receiver'}, 
+                'preempt': {'phrase':'preempts','suffix':' .'}, 
+                'preempted': {'phrase':'is being preempted','suffix':'. '},
+                'startWork':{'phrase':'started working in'},
+                'finishWork':{'phrase':'finished working in'},
+                'processEnd':{'phrase':'ended processing in'},
+                'interrupted':{'phrase':'interrupted at','suffix':' .'},
+                'enter':{'phrase':'got into','suffix':'='}, 
+                'waitEvent':{'phrase':'will wait for event'},
+                'received':{'phrase':'received event'},
+                'isRequested':{'phrase':'received an isRequested event from'},
+                'canDispose':{'phrase':'received an canDispose event'},
+                'interruptionEnd':{'phrase':'received an interruptionEnd event at'},
+                "loadOperatorAvailable":{'phrase':'received a loadOperatorAvailable event at'},
+                "resourceAvailable":{'phrase':'received a resourceAvailable event'},
+                'moveEnd':{'phrase':'received a moveEnd event'},
+                "conveyerEnd":{'phrase':'has reached conveyer End', 'suffix':'.!'},
+                'conveyerFull':{'phrase':'is now Full, No of units:', 'suffix':'(*)'}}
+    return printKwrds
 

dream/simulation/Machine.py

@@ -228,15 +228,12 @@ class Machine(CoreObject):
         while 1:
             # waitEvent isRequested /interruptionEnd/loadOperatorAvailable
             while 1:
-#                 self.printTrace(self.id, 'will wait for event')
-                self.printTrace1(self.id, waitEvent='')
+                self.printTrace(self.id, waitEvent='')
                 yield waitevent, self, [self.isRequested, self.interruptionEnd, self.loadOperatorAvailable]
-#                 self.printTrace(self.id, 'received an event')
-                self.printTrace1(self.id, received='')
+                self.printTrace(self.id, received='')
                 # if the machine can accept an entity and one predecessor requests it continue with receiving the entity
                 if self.isRequested.signalparam:
-#                     self.printTrace(self.id, 'received an isRequested event from'+self.isRequested.signalparam.id)
-                    self.printTrace1(self.id, isRequested=self.isRequested.signalparam.id)
+                    self.printTrace(self.id, isRequested=self.isRequested.signalparam.id)
                     assert self.isRequested.signalparam==self.giver, 'the giver is not the requestingObject'
                     assert self.giver.receiver==self, 'the receiver of the signalling object in not the station'
                     # reset the signalparam of the isRequested event
@@ -246,11 +243,9 @@ class Machine(CoreObject):
                 # if an operator was rendered available while it was needed by the machine to proceed with getEntity
                 if self.interruptionEnd.signalparam==now() or self.loadOperatorAvailable.signalparam==now():
                     if self.interruptionEnd.signalparam==now():
-#                         self.printTrace(self.id, 'received an interruptionEnd event sent at '+str(self.interruptionEnd.signalparam))
-                        self.printTrace1(self.id, interruptionEnd=str(self.interruptionEnd.signalparam))
+                        self.printTrace(self.id, interruptionEnd=str(self.interruptionEnd.signalparam))
                     elif self.loadOperatorAvailable.signalparam==now():
-#                         self.printTrace(self.id, 'received an loadOperatorAvailable event sent at '+str(self.loadOperatorAvailable.signalparam))
-                        self.printTrace1(self.id,loadOperatorAvailable=str(self.loadOperatorAvailable.signalparam))
+                        self.printTrace(self.id,loadOperatorAvailable=str(self.loadOperatorAvailable.signalparam))
                     # try to signal the Giver, otherwise wait until it is requested
                     if self.signalGiver():
                         break
@@ -475,8 +470,7 @@ class Machine(CoreObject):
         activeObject=self.getActiveObject()
         activeObjectQueue=activeObject.getActiveObjectQueue()
         activeEntity=activeObjectQueue[0]
-#         self.printTrace(activeObject.getActiveObjectQueue()[0].name,"ended processing in "+activeObject.objName)
-        self.printTrace1(activeObject.getActiveObjectQueue()[0].name, processEnd=activeObject.objName)
+        self.printTrace(activeObject.getActiveObjectQueue()[0].name, processEnd=activeObject.objName)
         # reset the variables used to handle the interruptions timing 
         self.timeRestartingProcessing=0
         self.breakTime=0
@@ -526,8 +520,7 @@ class Machine(CoreObject):
         activeObject=self.getActiveObject()
         activeObjectQueue=activeObject.getActiveObjectQueue()
         activeEntity=activeObjectQueue[0]
-#         self.printTrace(self.getActiveObjectQueue()[0].name, "Interrupted at "+self.objName+'. '*5)
-        self.printTrace1(self.getActiveObjectQueue()[0].name, interrupted=self.objName)
+        self.printTrace(self.getActiveObjectQueue()[0].name, interrupted=self.objName)
         # if the interrupt occured while processing an entity
         if not activeObject.waitToDispose:
             # output to trace that the Machine (self.objName) got interrupted           
@@ -712,8 +705,7 @@ class Machine(CoreObject):
         activeObject.waitToDispose=False                            # update the waitToDispose flag
         # if the Machine canAccept then signal a giver
         if activeObject.canAccept():
-#             self.printTrace(self.id, 'will try signalling a giver from removeEntity')
-            self.printTrace1(self.id, attemptSignalGiver='(removeEntity)')
+            self.printTrace(self.id, attemptSignalGiver='(removeEntity)')
             activeObject.signalGiver()
         return activeEntity
     
@@ -744,12 +736,6 @@ class Machine(CoreObject):
     def calculateLoadTime(self):
         return self.loadRng.generateNumber()
     
-    # =======================================================================
-    #                   prepare the machine to be operated
-    # =======================================================================
-    def requestRouter(self):
-        if not self.router.isCalled():
-            self.router.invoke()
             
     #===========================================================================
     # find candidate operators within the free operators
@@ -803,18 +789,6 @@ class Machine(CoreObject):
     def isOperated(self):
         return self.toBeOperated
     
-    # =======================================================================
-    #               check if the machine is already set-up
-    # =======================================================================
-    def isSetUp(self):
-        return self.setUp
-    
-    # =======================================================================
-    #          request that the machine is set-up by an operator
-    # =======================================================================
-    def requestSetup(self):
-        self.setUp=False
-    
     # =======================================================================
     # actions to be taken after the simulation ends
     # =======================================================================

dream/simulation/MachineJobShop.py

@@ -49,8 +49,7 @@ class MachineJobShop(Machine):
         activeObject=self.getActiveObject()
         activeObjectQueue=activeObject.getActiveObjectQueue()
         activeEntity=activeObjectQueue[0]
-#         self.printTrace(activeObject.getActiveObjectQueue()[0].name,"ended processing in "+activeObject.objName)
-        self.printTrace1(activeObject.getActiveObjectQueue()[0].name,processEnd=activeObject.objName)
+        self.printTrace(activeObject.getActiveObjectQueue()[0].name,processEnd=activeObject.objName)
         # reset the variables used to handle the interruptions timing 
         self.timeRestartingProcessing=0
         self.breakTime=0
@@ -231,8 +230,7 @@ class MachineJobShop(Machine):
     # method to execute preemption
     # =======================================================================    
     def preempt(self):
-#         self.printTrace(self.id,'preempting'+' .'*7)
-        self.printTrace1(self.id,preempted='')
+        self.printTrace(self.id,preempted='')
         activeObject=self.getActiveObject()
         activeEntity=self.getActiveObjectQueue()[0] #get the active Entity
         #calculate the remaining processing time

dream/simulation/OperatedPoolBroker.py

@@ -71,7 +71,7 @@ class Broker(ObjectInterruption):
             # TODO: add new broker event - brokerIsCalled
             yield waitevent, self, self.isCalled
             assert self.isCalled.signalparam==now(), 'the broker should be granted control instantly'
-            self.victim.printTrace1(self.victim.id, received='(broker)')
+            self.victim.printTrace(self.victim.id, received='(broker)')
     # ======= request a resource
             if self.victim.isOperated()\
                 and any(type=='Load' or type=='Setup' or type=='Processing'\
@@ -87,28 +87,24 @@ class Broker(ObjectInterruption):
                     if not self.victim.currentEntity in G.pendingEntities:
                         G.pendingEntities.append(self.victim.currentEntity)
                     if not G.Router.invoked:
-#                         self.printTrace(self.victim.id, 'broker'+' '*50+'signalling router')
-                        self.victim.printTrace1(self.victim.id, signal='router (broker)')
+                        self.victim.printTrace(self.victim.id, signal='router (broker)')
                         G.Router.invoked=True
                         G.Router.isCalled.signal(now())
                        
                     self.waitForOperator=True
-#                     self.printTrace(self.victim.id, 'broker waits till resource is available1')
-                    self.victim.printTrace1(self.victim.id, waitEvent='(resourceIsAvailable broker)')
+                    self.victim.printTrace(self.victim.id, waitEvent='(resourceIsAvailable broker)')
                     yield waitevent, self, self.resourceAvailable
                     # remove the currentEntity from the pendingEntities
                     if self.victim.currentEntity in G.pendingEntities:
                         G.pendingEntities.remove(self.victim.currentEntity)
                     self.waitForOperator=False
-#                     self.printTrace(self.victim.id, 'received resourceAvailable event')
-                    self.victim.printTrace1(self.victim.id, resourceAvailable='(broker)')
+                    self.victim.printTrace(self.victim.id, resourceAvailable='(broker)')
                 #===============================================================
                 assert self.victim.operatorPool.checkIfResourceIsAvailable(), 'there is no available operator to request'
                 # set the available resource as the currentOperator
                 self.victim.currentOperator=self.victim.operatorPool.findAvailableOperator()
                 yield request, self, self.victim.operatorPool.getResource(self.victim.currentOperator)
-#                 self.printTrace(self.victim.currentOperator.objName, 'started work in '+self.victim.id)
-                self.victim.printTrace1(self.victim.currentOperator.objName, startWork=self.victim.id)
+                self.victim.printTrace(self.victim.currentOperator.objName, startWork=self.victim.id)
                 # clear the timeWaitForOperatorStarted variable
                 self.timeWaitForOperatorStarted = 0
                 # update the time that the operation started
@@ -125,16 +121,14 @@ class Broker(ObjectInterruption):
                 # TODO: signalling the router must be done more elegantly, router must be set as global variable
                 # if the router is already invoked then do not signal it again
                 if not self.victim.router.invoked:
-#                     self.printTrace(self.victim.id, 'broker'+' '*50+'signalling ROUTER')
-                    self.victim.printTrace1(self.victim.id, signal='router (broker)')
+                    self.victim.printTrace(self.victim.id, signal='router (broker)')
                     self.victim.router.invoked=True
                     self.victim.router.isCalled.signal(now())
                 # TODO: signalling the router will give the chance to it to take the control, but when will it eventually receive it. 
                 #     after signalling the broker will signal it's victim that it has finished it's processes 
                 # TODO: this wont work for the moment. The actions that follow must be performed by all operated brokers. 
                 
-                self.printTrace(self.victim.currentOperator.objName, 'released '+self.victim.id)
-                self.victim.printTrace1(self.victim.currentOperator.objName, finishWork=self.victim.id)
+                self.victim.printTrace(self.victim.currentOperator.objName, finishWork=self.victim.id)
                 # the victim current operator must be cleared after the operator is released
                 self.timeLastOperationEnded = now()
                 self.victim.currentOperator = None

dream/simulation/OperatorRouter.py

@@ -386,13 +386,13 @@ class Router(ObjectInterruption):
             # for each pendingQueue
             for object in self.pendingQueues:
                 # find available operator for then machines that follow
-                for nextobject in object.findReceivers():
+                for nextobject in object.findReceiversFor(object):
                     candidateOperator=nextobject.findCandidateOperator()
                     if not candidateOperator in self.candidateOperators:
                         self.candidateOperators.append(candidateOperator)
                 # check the option of preemption if there are critical entities and no available operators
                 #------------------------------------------------------------------------------ 
-                if not object.findReceivers() and\
+                if not object.findReceiversFor(object) and\
                     any(entity for entity in object.getActiveObjectQueue() if entity.isCritical):
                     # for each of the following objects
                     for nextObject in object.next:
@@ -533,6 +533,25 @@ class Router(ObjectInterruption):
             candidateList=self.candidateOperators
             self.activeQSorter(criterion=self.schedulingRule,candList=candidateList)
 
+    def findCandidateReceiverFor(self, entity):
+        # initiate the local list variable available receivers
+        availableReceivers=[x for x in entity.candidateReceivers\
+                                        if not x in self.occupiedReceivers]
+        # and pick the object that is waiting for the most time
+        if availableReceivers:
+            # find the receiver that waits the most
+            availableReceiver=entity.currentStation.selectReceiver(availableReceivers)
+            self.occupiedReceivers.append(availableReceiver)
+        # if there is no available receiver add the entity to the entitiesWithOccupiedReceivers list
+        else:
+            self.entitiesWithOccupiedReceivers.append(entity)
+            availableReceiver=None
+        # if the sorting flag is not set then the sorting of each queue must prevail in case of operators conflict
+        if not self.sorting and not availableReceiver and bool(availableReceivers):
+            availableReceiver=entity.currentStation.selectReceiver(self.candidateReceivers)
+            if not entity in self.conflictingEntities:
+                self.conflictingEntities.append(entity)
+        return availableReceiver
          
     #=======================================================================
     # Find candidate entities and their receivers

dream/simulation/Queue.py

@@ -96,16 +96,13 @@ class Queue(CoreObject):
         # check if there is WIP and signal receiver
         self.initialSignalReceiver()
         while 1:
-#             self.printTrace(self.id, 'will wait for event')
-            self.printTrace1(self.id, waitEvent='')
+            self.printTrace(self.id, waitEvent='')
             # wait until the Queue can accept an entity and one predecessor requests it
             yield waitevent, self, [self.isRequested,self.canDispose, self.loadOperatorAvailable]
-#             self.printTrace(self.id, 'just received an event')
-            self.printTrace1(self.id, received='')
+            self.printTrace(self.id, received='')
             # if the event that activated the thread is isRequested then getEntity
             if self.isRequested.signalparam:
-#                 self.printTrace(self.id, 'received a isRequested event from'+self.isRequested.signalparam.id)
-                self.printTrace1(self.id, isRequested=self.isRequested.signalparam.id)
+                self.printTrace(self.id, isRequested=self.isRequested.signalparam.id)
                 # reset the isRequested signal parameter
                 self.isRequested.signalparam=None
                 self.getEntity()
@@ -114,18 +111,15 @@ class Queue(CoreObject):
                     activeObjectQueue[0].startTime=now()
             # if the queue received an loadOperatorIsAvailable (from Router) with signalparam time
             if self.loadOperatorAvailable.signalparam:
-#                 self.printTrace(self.id, 'received a loadOperatorAvailable event')
-#                 self.printTrace1(self.id, loadOperatorAvailable=str(self.loadOperatorAvailable.signalparam))
+#                 self.printTrace(self.id, loadOperatorAvailable=str(self.loadOperatorAvailable.signalparam))
                 self.loadOperatorAvailable.signalparam=None
             # if the queue received an canDispose with signalparam time, this means that the signals was sent from a MouldAssemblyBuffer
             if self.canDispose.signalparam:
-#                 self.printTrace(self.id, 'received a canDispose event')
-                self.printTrace1(self.id, canDispose='')
+                self.printTrace(self.id, canDispose='')
                 self.canDispose.signalparam=None
             # if the event that activated the thread is canDispose then signalReceiver
             if self.haveToDispose():
-#                 self.printTrace(self.id, 'will try to signal a receiver from generator')
-                self.printTrace1(self.id, attemptSignalReceiver='(generator)')
+                self.printTrace(self.id, attemptSignalReceiver='(generator)')
                 if self.receiver:
                     if not self.receiver.entryIsAssignedTo():
                         self.signalReceiver()
@@ -178,8 +172,7 @@ class Queue(CoreObject):
         # TODO: disable that for the mouldAssemblyBuffer
         if not self.__class__.__name__=='MouldAssemblyBuffer':
             if self.haveToDispose():
-                self.printTrace(self.id, 'will try to signal a receiver from removeEntity')
-                self.printTrace1(self.id, attemptSignalReceiver='(removeEntity)')
+                self.printTrace(self.id, attemptSignalReceiver='(removeEntity)')
                 self.signalReceiver()
         return activeEntity
     

dream/simulation/QueueManagedJob.py

@@ -104,7 +104,8 @@ class QueueManagedJob(QueueJobShop):
     #===========================================================================
     #  signalRouter method
     #===========================================================================
-    def signalRouter(self, receiver=None):
+    @staticmethod
+    def signalRouter(receiver=None):
         # if an operator is not assigned to the receiver then do not signal the receiver but the Router
         # TODO: identifyEntityToGet needs giver defined but here is not yet defined for Machines and machineJobShops 
         try:
@@ -113,8 +114,7 @@ class QueueManagedJob(QueueJobShop):
                     if receiver.identifyEntityToGet().manager.isAssignedTo()!=receiver:
                         from Globals import G
                         if not G.Router.invoked:
-#                             self.printTrace(self.id,' '*50+'signalling router')
-                            self.printTrace1(self.id, signal='router')
+#                             self.printTrace(self.id, signal='router')
                             G.Router.invoked=True
                             G.Router.isCalled.signal(now())
                         return True

dream/simulation/Source.py

@@ -171,7 +171,7 @@ class Source(CoreObject):
     #                          creates an Entity
     #============================================================================
     def createEntity(self):
-        self.printTrace(self.id, 'created an entity')
+#         self.printTrace(self.id, create='')
         return self.item(id = self.item.type+str(G.numberOfEntities), name = self.item.type+str(self.numberOfArrivals)) #return the newly created Entity
     #============================================================================
     #                    calculates the processing time